admin
2019-06-13 25295657ad6d1675462f0b6814366417bbda6d99
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package com.yeshi.fanli.service.impl.homemodule;
 
import java.io.InputStream;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.UUID;
 
import javax.annotation.Resource;
 
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.multipart.MultipartFile;
import org.yeshi.utils.tencentcloud.COSManager;
 
import com.yeshi.fanli.dao.mybatis.homemodule.HomeNavbarMapper;
import com.yeshi.fanli.entity.bus.clazz.GoodsClass;
import com.yeshi.fanli.entity.bus.homemodule.HomeNavbar;
import com.yeshi.fanli.entity.bus.homemodule.HomeNavbar.NavbarTypeEnum;
import com.yeshi.fanli.entity.bus.homemodule.SwiperBanner;
import com.yeshi.fanli.exception.homemodule.HomeNavbarException;
import com.yeshi.fanli.service.inter.goods.GoodsClassService;
import com.yeshi.fanli.service.inter.homemodule.HomeNavbarService;
import com.yeshi.fanli.service.inter.homemodule.SwiperBannerService;
import com.yeshi.fanli.util.StringUtil;
 
 
@Service
public class HomeNavbarServiceImpl implements HomeNavbarService {
    
    @Resource
    private HomeNavbarMapper homeNavbarMapper;
    
    @Resource
    private GoodsClassService goodsClassService;
    
    @Resource
    private SwiperBannerService swiperBannerService;
 
    @Override
    @Transactional
    public int deleteBatchByPrimaryKey(List<Long> list) {
        if (list == null || list.size() == 0) {
            return 0;
        }
        
        for (Long id: list) {
            HomeNavbar homeNavbar = homeNavbarMapper.selectByPrimaryKey(id);
            if (homeNavbar !=null) {
                // 删除已存在图片 /
                String picture = homeNavbar.getPicture();
                if (!StringUtil.isNullOrEmpty(picture)) {
                    COSManager.getInstance().deleteFile(picture);
                }
            }
        }
        return homeNavbarMapper.deleteBatchByPrimaryKey(list);
    }
 
    
 
    @Override
    public void saveObject(MultipartFile file, HomeNavbar record) throws HomeNavbarException, Exception{
        
        String name = record.getName();
        if (name == null || name.trim().length() == 0) {
            throw new HomeNavbarException(1, "导航名称不能为空");
        }
        
        String startTime_str = record.getStartTime_str();
        if (record.isTimeTask() && (startTime_str == null || startTime_str.length() == 0)) {
            throw new HomeNavbarException(1, "控制时间不能为空");
        }
        
        NavbarTypeEnum type = record.getType();
        if (NavbarTypeEnum.category.equals(type)) {
            Long classId = record.getClassId();
            if (classId == null) {
                throw new HomeNavbarException(1, "请选择分类");
            }
            record.setUrl(null);
            
        } else if(NavbarTypeEnum.weex.equals(type) || NavbarTypeEnum.web.equals(type)) {
            String url = record.getUrl();
            if (url == null || url.trim().length() == 0) {
                throw new HomeNavbarException(1, "请输入URl链接");
            }
        } else {
            throw new HomeNavbarException(1, "类型的值不正确");
        }
        
        
        Long swiperBannerId = record.getSwiperBannerId();
        if (swiperBannerId != null && swiperBannerId == 0) {
            record.setSwiperBannerId(null);
        }
        
        // 时间转换
        conversionTime(record);
        
        // 图片上传
        String picture = null;
        if (file != null) {
            picture = uploadPicture(file);
        }
        
        Long id = record.getId();
        if (id == null) {
            record.setPicture(picture);
            record.setCreatetime(new Date());
            record.setUpdatetime(new Date());
            
            Integer state = record.getState();
            if (state == null) {
                record.setState(0);
            }
            int maxOrder = homeNavbarMapper.getMaxOrder();
            record.setOrderby(maxOrder + 1);
            record.setIsFixed(false);//目前无固定项
            homeNavbarMapper.insert(record);
        } else {
            // 修改
            HomeNavbar resultObj = homeNavbarMapper.selectByPrimaryKey(id);
            if (resultObj == null) {
                throw new HomeNavbarException(1, "修改内容已不存在");
            }
            
            if (picture != null && picture.trim().length() > 0) {
                // 删除老图
                removePicture(resultObj.getPicture());
                // 存储新图
                record.setPicture(picture);
            } else {
                record.setPicture(resultObj.getPicture());
            }
            
            record.setOrderby(resultObj.getOrderby());
            record.setCreatetime(resultObj.getCreatetime());
            record.setUpdatetime(new Date());
            record.setIsFixed(false);//目前无固定项
            homeNavbarMapper.updateByPrimaryKey(record);
        }
    }
    
 
    /**
     * 上传图片
     * @param file
     * @return
     * @throws Exception
     */
    public String uploadPicture(MultipartFile file) throws Exception {
        // 文件解析 
        InputStream inputStream = file.getInputStream();
        String contentType = file.getContentType();
        String type = contentType.substring(contentType.indexOf("/") + 1);
    
        // 文件路径
        String filePath="/img/HomeNavbar/"+UUID.randomUUID().toString().replace("-", "") + "." + type;
        // 执行上传
        String fileLink= COSManager.getInstance().uploadFile(inputStream, filePath).getUrl();
        
        return fileLink;
    }
 
    /**
     * 删除图片-不更新数据库
     * @param record
     * @throws Exception
     */
    public void removePicture(String picture) throws Exception {
        if (picture != null && picture.trim().length() > 0) {
            COSManager.getInstance().deleteFile(picture);
        }
    }
    
 
    /**
     * web段时间转换
     * @param record
     */
    public void conversionTime(HomeNavbar record) throws HomeNavbarException, Exception {
        // 是否时间控制
        if(!record.isTimeTask()) {
            record.setStartTime(null);
            record.setEndTime(null);
        } else {
            String startTime_str = record.getStartTime_str();
            String endTime_str = record.getEndTime_str();
            
            if ((startTime_str == null|| startTime_str.trim().length() == 0) 
                    && (endTime_str == null || endTime_str.trim().length() == 0)) {
                throw new HomeNavbarException(1, "请输入控制时间");
            } else {
                SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm");
                if (startTime_str != null && startTime_str.trim().length() > 0) {
                    startTime_str = startTime_str.replaceAll("T", " ");
                    record.setStartTime(format.parse(startTime_str));
                }
                
                if (endTime_str != null && endTime_str.trim().length() > 0) {
                    endTime_str = endTime_str.replaceAll("T", " ");
                    record.setEndTime(format.parse(endTime_str));
                }
            }
        }
    }
    
    @Override
    public void updateOrder(Long id, Integer moveType) throws HomeNavbarException, Exception{
 
        if (moveType == null || (!moveType.equals(1) && !moveType.equals(-1))) {
            throw new HomeNavbarException(1, "传递的类型不正确");
        }
        
        if (id == null) {
            throw new HomeNavbarException(1, "ID不能为空");
        }
        
        HomeNavbar resultObj = homeNavbarMapper.selectByPrimaryKey(id);
        if (resultObj == null) {
            throw new HomeNavbarException(1, "操作数据已不存在");
        }
            
        Integer oldOrder = resultObj.getOrderby();
        HomeNavbar changeObj = homeNavbarMapper.getChangeOrder(moveType, oldOrder);
        
        if (changeObj == null ) {
            throw new HomeNavbarException(1, "已经在最边缘,无可交换的位置");
        }
        // 交换排序序号
        resultObj.setOrderby(changeObj.getOrderby());
        changeObj.setOrderby(oldOrder);
        
        homeNavbarMapper.updateByPrimaryKeySelective(changeObj);
        homeNavbarMapper.updateByPrimaryKeySelective(resultObj);
 
    }
 
 
    
    @Override
    public List<HomeNavbar> listQuery(long start, int count, String key) {
        
        List<HomeNavbar> listObj = homeNavbarMapper.listQuery(start, count, key);
        if (listObj == null || listObj.size() == 0) {
            return null;
        }
        
        for (HomeNavbar homeNavbar: listObj) {
                
            Date startTime = homeNavbar.getStartTime();
            Date endTime = homeNavbar.getEndTime();
            
            if (startTime == null && endTime == null) {
                homeNavbar.setTimeTask(false);
                homeNavbar.setStartTime_str("");
                homeNavbar.setEndTime_str("");
            } else {
                homeNavbar.setTimeTask(true);
                
                SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm");
                if (startTime == null) {
                    homeNavbar.setStartTime_str("");
                } else {
                    homeNavbar.setStartTime_str(sdf.format(startTime));
                }
                
                if (endTime == null) {
                    homeNavbar.setEndTime_str("");
                } else {
                    homeNavbar.setEndTime_str(sdf.format(endTime));
                }
            }
            
            Long classId = homeNavbar.getClassId();
            if (classId != null) {
                GoodsClass goodsClass = goodsClassService.selectByPrimaryKey(classId);
                if(goodsClass != null) {
                    homeNavbar.setClassName(goodsClass.getName());
                }
            }
            
            Long swiperBannerId = homeNavbar.getSwiperBannerId();
            if (swiperBannerId != null) {
                SwiperBanner swiperBanner = swiperBannerService.selectByPrimaryKey(swiperBannerId);
                if(swiperBanner != null) {
                    homeNavbar.setSwiperName(swiperBanner.getTitle());
                }
            } else {
                // 初始化
                homeNavbar.setSwiperBannerId(0L);
            }
        }
        return listObj;
    }
    
    @Override
    public long countlistQuery(String key) {
        return homeNavbarMapper.countListQuery(key);
    }
 
    @Override
    @Cacheable(value = "configCache", key = "'listQueryEffectiveNavbar'")
    public List<HomeNavbar> listQueryEffectiveNavbar() {
        return homeNavbarMapper.listQueryEffective();
    }
    
    
    @Override
    @Cacheable(value = "configCache", key = "'listQueryDefaultNavbar'")
    public List<HomeNavbar> listQueryDefaultNavbar() {
        return homeNavbarMapper.listQueryDefaultNavbar();
    }
    
    
    @Override
    @Cacheable(value = "configCache", key = "'listQueryFixedNavbar'")
    public List<HomeNavbar> listQueryFixedNavbar() {
        return homeNavbarMapper.listQueryFixedNavbar();
    }
 
    @Override
    public HomeNavbar getEffectiveByClassId(Long classId) {
        return homeNavbarMapper.getEffectiveByClassId(classId);
    }
 
}